Jahr  MPECS Discovery Observations
1993      0         0            0
1994      0         0            0
1995      0         0            0
1996      0         0            0
1997      0         0            0
1998      0         0            0
1999      0         0            0
2000      0         0            0
2001      0         0            0
2002      0         0            0
2003      0         0            0
2004      0         0            0
2005      0         0            0
2006      0         0            0
2007      0         0            0
2008      0         0            0
2009     28         0          134
2010     41         0         1167
2011     37         0         2592
2012     33         6         1882
2013     26         0         1126
2014     24         1         1781
2015     20         1         1689
2016     11         0         1219
2017     13         2         1771
2018     12         3         1223
2019     24        11         1102
2020     31        13         1721
2021     23         7         1016
2022     26         5          868
2023     22         5          351
2024     16         2          306